CN114018227B

CN114018227B - RTK measuring apparatu prism pole device

Info

Publication number: CN114018227B
Application number: CN202111267523.9A
Authority: CN
Inventors: 陈殿波; 周迎; 张超; 张广彪
Original assignee: Shandong Zhongshi Survey And Mapping Co ltd
Current assignee: Shandong Zhongshi Survey And Mapping Co ltd
Filing date: 2021-10-29
Publication date: 2024-07-02
Anticipated expiration: 2041-10-29

Abstract

The invention discloses a prism rod device of an RTK measuring instrument, which comprises a control box, a rotating handle, a calibration tube, a sleeve, a stroke tube, a servo motor, a controller and a battery groove, wherein the lower surface of the control box is provided with a rotating groove, the rotating handle is rotatably arranged in the rotating groove, the lower end of the rotating handle is welded with the sleeve, the lower surface of the control box is provided with the calibration tube, the outer wall of the lower end of the calibration tube is sheathed with a protective shell, the lower end of the calibration tube is internally provided with a plumb block, the interior of the protective shell is provided with a sensor, the upper end of the sleeve is internally provided with the servo motor, the interior of the sleeve is in sliding connection with supporting legs, the upper ends of the supporting legs are welded with the stroke tube, and a storage battery is embedded in the battery groove. The invention adopts the sensor to comprehensively measure the position of the plumb block, and respectively controls the rotation of the servo motor through the controller to adjust the extension amount of the supporting leg, so that the calibration tube is in a vertical state, and the actual use precision is improved.

Description

RTK measuring apparatu prism pole device

Technical Field

The invention relates to the technical field of prism rods, in particular to a prism rod device of an RTK measuring instrument.

Background

In GPS measurement, such as static, quick static and dynamic measurement, the accuracy of centimeter level can be obtained by resolving afterwards, and real-time differential positioning of RTK measuring instrument is a measuring method capable of obtaining centimeter level positioning accuracy in real time in the field, which greatly improves the field operation efficiency. In the traditional RTK operation mode, the reference station transmits the observation value and the coordinate information of the station to the mobile station through the data radio station, the mobile station receives data from the reference station and acquires GPS observation data to perform real-time processing, and simultaneously, a centimeter-level positioning result is given, and the prism rod is equipment used together with the RTK measuring instrument, so that correction can be provided for the RTK measuring instrument, and the accuracy of practical use is ensured.

Through mass search, the prior art is found that the publication number is: CN112857345A discloses a fast centering and leveling prism rod, which is mainly used for total station measurement in the field of constructional engineering; the working principle is as follows: firstly, erecting a tripod at a to-be-measured point, stretching out and clamping three supporting legs to enable a bottom plate to be primarily flat, hanging a plumb at the lower end of a prism rod, loosening bolts, loosening hoops again, naturally sagging the clamping rods and the hoops under the action of gravity, enabling the prism rod to be in an unconstrained state, suspending the permanent magnet ball in the permanent magnet hollow ball under the action of the mutual repulsive force of the permanent magnet hollow ball, enabling the prism rod to be in a natural vertical state under the action of gravity, slowly moving the bolts to enable a sliding plate to move, enabling the sliding plate to drive the permanent magnet hollow ball and the prism rod to move, enabling the tip of the plumb of the prism rod to be aligned with the to-be-measured point, screwing the bolts again, enabling the tip of the plumb to be always aligned with the to-be-measured point, and enabling the prism rod to be in a locking state by clamping the hoops after the measurement of the total station is completed.

In summary, in the actual use process of the existing prism rod, the accurate vertical state needs to be maintained to ensure the accuracy of the actual use, but most of the traditional prism rods need to be placed manually, and the prism rods need to be adjusted to the vertical state by virtue of the working experience of staff, so that an effective vertical calibration mode is lacking, and the accuracy of the actual use cannot be ensured.

Disclosure of Invention

The invention aims to provide a prism rod device of an RTK measuring instrument, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a RTK measuring apparatu prism pole device, includes control box, turning handle, calibration pipe, sleeve pipe, stroke pipe, servo motor, controller and battery jar, the turning groove that is circular array distribution is seted up to the control box lower surface, and is three the turning handle is all installed in the inside rotation of turning groove, and is three the equal welding of turning handle lower extreme has the sleeve pipe, the calibration pipe is installed to control box lower surface centre of a circle position department, the protecting crust has been cup jointed to calibration pipe lower extreme outer wall, the inside plumb bob that is provided with of calibration pipe lower extreme, just the inside sensor that is circular array distribution that is provided with of protecting crust, sleeve pipe upper end internally mounted has servo motor, the inside slip grafting of sleeve pipe has the supporting leg, the stroke pipe has all been welded to the supporting leg upper end, the screw has been seted up to stroke pipe upper end inside, the battery jar has been seted up to control box one side surface, the battery jar is inside embedding of battery jar is installed.

Preferably, the upper surface of the control box is provided with a mounting seat, and the inner wall of the bottom end of the battery groove is embedded and provided with an electrode;

And a controller is arranged in the bottom end of the control box and is respectively connected with the servo motor and the sensor.

Preferably, the guide tubes are embedded and installed on the outer wall of one side of the upper end of the rotating handle, and the rotating handle is communicated with the inside of the sleeve.

Preferably, the inner wall of the upper end of the sleeve is provided with limit strips which are symmetrically distributed, and the outer walls of the two sides of the travel tube are symmetrically provided with limit grooves.

Preferably, the lower ends of the servo motors are respectively provided with a transmission shaft, and the lower ends of the transmission shafts are rotationally inserted into the screw holes.

Preferably, linear bearings which are symmetrically distributed are embedded and installed between the inner wall of the lower end of the sleeve and the supporting legs, and foot pads are installed at the lower ends of the supporting legs.

Preferably, one end of the sensor penetrates through the inner wall of the calibration tube, and the plumb block is positioned at the center of a circle formed by the sensor;

The upper end and the lower end of the plumb block are respectively provided with a first hanging wire and a second hanging wire, the upper end of the first hanging wire is connected with the inner wall of the top end of the calibration pipe, and the second hanging wire is connected with the inner wall of the bottom end of the calibration pipe.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the omnibearing distance detection is carried out on the plumb blocks through the sensor, the measured values between the plumb blocks and the sensor are uploaded to the controller, the controller adjusts the corresponding servo motor to rotate according to the minimum value and the azimuth of the sensor where the minimum value is located, so that the supporting legs on one side of the sensor where the minimum value is located extend out, the effect of automatic calibration is achieved, when the sensor detects that the data are consistent, namely, the axis of the plumb blocks coincides with the center of the circle where the sensor is located, and the calibration tube is in a vertical state, so that the actual use of the prism rod has higher precision, manual intervention is not needed, and the actual use is facilitated.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic cross-sectional view of a control box according to the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of a calibration tube of the present invention;

FIG. 4 is a schematic diagram of a cross-sectional structure of a calibration tube and a protective housing according to the present invention;

FIG. 5 is a schematic view of a partial cross-sectional structure of a sleeve of the present invention;

fig. 6 is a schematic top view of the sleeve of the present invention.

In the figure: 1. a control box; 2. a rotating handle; 3. calibrating the tube; 4. a plumb block; 5. a sleeve; 6. support legs; 7. a linear bearing; 8. foot pads; 9. a travel tube; 10. a servo motor; 11. a controller; 12. a storage battery; 13. a mounting base; 14. a battery case; 15. a rotating groove; 16. a lead tube; 17. a first suspension wire; 18. an electrode; 19. a sensor; 20. a second suspension wire; 21. a protective shell; 22. a transmission shaft; 23. a limit bar; 24. a screw hole; 25. and a limit groove.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 6, three embodiments of the present invention are provided:

embodiment one:

The utility model provides a RTK measuring apparatu prism pole device, including control box 1, rotating handle 2, the calibration pipe 3, the sleeve pipe 5, stroke pipe 9, servo motor 10, controller 11 and battery jar 14, the rotating groove 15 that is circular array distribution has been seted up to control box 1 lower surface, the rotating handle 2 is installed in the equal rotation of three rotating groove 15 inside, sleeve pipe 5 has all been welded to three rotating handle 2 lower extreme, rotating handle 2 can drive sleeve pipe 5 and rotate in step, after the supporting leg 6 is expanded, can provide effectual support to control box 1 lower extreme, guide wire pipe 16 is all installed in the embedding of rotating handle 2 upper end one side outer wall, rotating handle 2 all is linked together with sleeve pipe 5 inside, power supply line and data line between controller 11 and servo motor 10 can be favorable to be connected, sensor 19 one end all runs through the inner wall of calibration pipe 3, and plumb bob 4 is located the centre of a circle position department that sensor 19 formed, both ends are provided with first plumb 17 and second plumb 20 respectively about plumb bob 4, first plumb 17 upper end is connected with calibration pipe 3 top inner wall, second plumb 20 is connected with the first plumb bob, the end is in the first plumb 20 and the end is connected with the plumb wire 4 is in the first plumb wire 4 after the end is connected with the first plumb wire 3, the first plumb wire is in the condition of the end is kept away from the first plumb wire 17, the problem is avoided appearing in the personnel's carrying, the problem is finished.

Embodiment two:

the utility model provides a control box 1 lower surface centre of a circle position department installs calibration pipe 3, calibration pipe 3 lower extreme outer wall has cup jointed protective housing 21, the inside plumb block 4 that is provided with of calibration pipe 3 lower extreme, and the inside sensor 19 that is circular array distribution that is provided with of protective housing 21, sleeve pipe 5 upper end internally mounted has servo motor 10, sleeve pipe 5 inside slip grafting has supporting leg 6, supporting leg 6 upper end all welds stroke pipe 9, sleeve pipe 5 upper end inner wall is provided with spacing 23 of symmetric distribution, spacing groove 25 has been seted up to stroke pipe 9 both sides outer wall symmetry, screw 24 has been seted up to stroke pipe 9 upper end inside, servo motor 10 lower extreme all is provided with transmission shaft 22, transmission shaft 22 lower extreme rotation grafting is in screw 24 inside, sensor 19 carries out the omnidirectional distance detection to plumb block 4, and the position of sensor 19 between the measured numerical value of plumb block 4 and sensor 19 is upwards to controller 11, controller 11 is according to minimum numerical value and minimum numerical value place's position sensor 19, adjust corresponding servo motor 10 rotation, make automatic supporting leg 6 of position at least numerical value place sensor 19 one side stretch out spacing sensor 19 side automatic calibration groove 25, thereby the position of the manual calibration of position of a prism is more convenient for the actual position of the prism is in 3, the actual position of the prism is better, the position of the manual correction is in the position of the prism is at the position of the sensor 19, the actual position is more required to be used to the manual to be in the position to the actual position of the measured.

Linear bearings 7 which are symmetrically distributed are embedded and installed between the inner wall of the lower end of the sleeve 5 and the supporting legs 6, foot pads 8 are installed at the lower ends of the supporting legs 6, the linear bearings 7 can ensure that the supporting legs 6 smoothly slide out of the sleeve 5, mechanical abrasion is reduced, friction force between the foot pads 8 and the ground can be increased, and the support is higher in stability.

Embodiment III:

A battery groove 14 is formed in one side surface of the control box 1, a storage battery 12 is embedded and installed in the battery groove 14, a mounting seat 13 is arranged on the upper surface of the control box 1, and an electrode 18 is embedded and installed in the inner wall of the bottom end of the battery groove 14; the controller 11 is installed inside the bottom end of the control box 1, the controller 11 is respectively connected with the servo motor 10 and the sensor 19, the storage battery 12 can supply power for the servo motor 10, the controller 11 and the sensor 19, the storage battery 12 can be flexibly replaced, and the storage battery 12 is convenient for a worker to charge.

Working principle: in the actual use process, the staff prevents the prism pole body, and expand sleeve pipe 5 and supporting leg 6 along rotating groove 15, support control box 1, plumb block 4 in the calibration pipe 3 receives the effect of gravity, hover between sensor 19, sensor 19 carries out the omnidirectional distance detection to plumb block 4, and upload the numerical value that is measured between plumb block 4 and the sensor 19 to controller 11, the position of sensor 19 is located according to minimum numerical value and minimum numerical value to controller 11, adjust corresponding servo motor 10 rotation, make the supporting leg 6 of sensor 19 one side of minimum numerical value place stretch out, thereby play the effect of automatic calibration, after sensor 19 measured data is unanimous, namely the axle center of plumb block 4 coincides with the centre of a circle of sensor 19 place, calibration pipe 3 is in the vertical state, make the actual use of prism pole prepare higher precision, need not manual intervention, more do benefit to actual use.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a RTK measuring apparatu prism pole device, includes control box (1), stem (2), calibration pipe (3), sleeve pipe (5), stroke pipe (9), servo motor (10), controller (11) and battery jar (14), its characterized in that: the automatic control device comprises a control box (1), wherein rotating grooves (15) distributed in a circular array are formed in the lower surface of the control box (1), rotating handles (2) are rotatably arranged in the three rotating grooves (15), sleeve pipes (5) are welded at the lower ends of the rotating handles (2), a calibration pipe (3) is arranged at the circle center position of the lower surface of the control box (1), a protective shell (21) is sleeved on the outer wall of the lower end of the calibration pipe (3), plumb blocks (4) are arranged in the lower end of the calibration pipe (3), sensors (19) distributed in a circular array are arranged in the protective shell (21), a servo motor (10) is arranged in the upper end of each sleeve pipe (5), supporting legs (6) are connected in a sliding mode in the sleeve pipes (5), travel pipes (9) are welded at the upper ends of the supporting legs, screw holes (24) are formed in the upper ends of the travel pipes, a battery groove (14) is formed in one side surface of the control box (1), and a storage battery (12) is embedded in the battery groove (14).

The upper surface of the control box (1) is provided with a mounting seat (13), and an electrode (18) is embedded and mounted on the inner wall of the bottom end of the battery groove (14);

A controller (11) is arranged in the bottom end of the control box (1), and the controller (11) is respectively connected with a servo motor (10) and a sensor (19);

The outer walls of one side of the upper end of the rotating handle (2) are embedded and provided with guide tubes (16), and the rotating handle (2) is communicated with the inside of the sleeve (5);

Limiting strips (23) which are symmetrically distributed are arranged on the inner wall of the upper end of the sleeve (5), and limiting grooves (25) are symmetrically formed in the outer walls of the two sides of the stroke pipe (9).

2. An RTK measuring instrument prism rod apparatus according to claim 1, characterized in that: the lower ends of the servo motors (10) are respectively provided with a transmission shaft (22), and the lower ends of the transmission shafts (22) are rotatably inserted into screw holes (24).

3. An RTK measuring instrument prism rod apparatus according to claim 1, characterized in that: linear bearings (7) which are symmetrically distributed are embedded and installed between the inner wall of the lower end of the sleeve (5) and the supporting legs (6), and foot pads (8) are installed at the lower ends of the supporting legs (6).

4. An RTK measuring instrument prism rod apparatus according to claim 1, characterized in that: one end of the sensor (19) penetrates through the inner wall of the calibration tube (3), and the plumb block (4) is positioned at the circle center position formed by the sensor (19);

The upper end and the lower end of the plumb block (4) are respectively provided with a first hanging wire (17) and a second hanging wire (20), the upper end of the first hanging wire (17) is connected with the inner wall of the top end of the calibration tube (3), and the second hanging wire (20) is connected with the inner wall of the bottom end of the calibration tube (3).